Schickel Incorporated regularly uses material B$39$U and currently has in stock $460$ liters of the material for which it paid $$3,128$ several weeks ago. If this were to be sold as is on the open market as surplus material, it would fetch $$5\mathrm{.}95$ per liter. New stocks of the material can be purchased on the open market for $$6\mathrm{.}45$ per liter, but it must be purchased in lots of $1,000$ liters. You have been asked to determine the relevant cost of $760$ liters of the material to be used in a job for a customer. The relevant cost of the $760$ liters of material B$39$U is: